| 1 | #ifndef _TEST_URCU_JA_H |
| 2 | #define _TEST_URCU_JA_H |
| 3 | |
| 4 | /* |
| 5 | * test_urcu_ja.h |
| 6 | * |
| 7 | * Userspace RCU library - test program |
| 8 | * |
| 9 | * Copyright 2009-2012 - Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca> |
| 10 | * |
| 11 | * This program is free software; you can redistribute it and/or modify |
| 12 | * it under the terms of the GNU General Public License as published by |
| 13 | * the Free Software Foundation; either version 2 of the License, or |
| 14 | * (at your option) any later version. |
| 15 | * |
| 16 | * This program is distributed in the hope that it will be useful, |
| 17 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 18 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 19 | * GNU General Public License for more details. |
| 20 | * |
| 21 | * You should have received a copy of the GNU General Public License along |
| 22 | * with this program; if not, write to the Free Software Foundation, Inc., |
| 23 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. |
| 24 | */ |
| 25 | |
| 26 | #include "../config.h" |
| 27 | #include <stdio.h> |
| 28 | #include <pthread.h> |
| 29 | #include <stdlib.h> |
| 30 | #include <string.h> |
| 31 | #include <sys/types.h> |
| 32 | #include <sys/wait.h> |
| 33 | #include <unistd.h> |
| 34 | #include <stdio.h> |
| 35 | #include <assert.h> |
| 36 | #include <sched.h> |
| 37 | #include <errno.h> |
| 38 | #include <signal.h> |
| 39 | |
| 40 | #include <urcu/tls-compat.h> |
| 41 | |
| 42 | #ifdef __linux__ |
| 43 | #include <syscall.h> |
| 44 | #endif |
| 45 | |
| 46 | #define DEFAULT_RAND_POOL 1000000 |
| 47 | |
| 48 | /* Make this big enough to include the POWER5+ L3 cacheline size of 256B */ |
| 49 | #define CACHE_LINE_SIZE 4096 |
| 50 | |
| 51 | /* hardcoded number of CPUs */ |
| 52 | #define NR_CPUS 16384 |
| 53 | |
| 54 | #ifdef POISON_FREE |
| 55 | #define poison_free(ptr) \ |
| 56 | do { \ |
| 57 | memset(ptr, 0x42, sizeof(*(ptr))); \ |
| 58 | free(ptr); \ |
| 59 | } while (0) |
| 60 | #else |
| 61 | #define poison_free(ptr) free(ptr) |
| 62 | #endif |
| 63 | |
| 64 | |
| 65 | |
| 66 | #if defined(_syscall0) |
| 67 | _syscall0(pid_t, gettid) |
| 68 | #elif defined(__NR_gettid) |
| 69 | static inline pid_t gettid(void) |
| 70 | { |
| 71 | return syscall(__NR_gettid); |
| 72 | } |
| 73 | #else |
| 74 | #warning "use pid as tid" |
| 75 | static inline pid_t gettid(void) |
| 76 | { |
| 77 | return getpid(); |
| 78 | } |
| 79 | #endif |
| 80 | |
| 81 | #ifndef DYNAMIC_LINK_TEST |
| 82 | #define _LGPL_SOURCE |
| 83 | #else |
| 84 | #define debug_yield_read() |
| 85 | #endif |
| 86 | #include <urcu-qsbr.h> |
| 87 | #include <urcu/rcuja.h> |
| 88 | #include <urcu-call-rcu.h> |
| 89 | |
| 90 | struct wr_count { |
| 91 | unsigned long update_ops; |
| 92 | unsigned long add; |
| 93 | unsigned long add_exist; |
| 94 | unsigned long remove; |
| 95 | }; |
| 96 | |
| 97 | extern DECLARE_URCU_TLS(unsigned int, rand_lookup); |
| 98 | extern DECLARE_URCU_TLS(unsigned long, nr_add); |
| 99 | extern DECLARE_URCU_TLS(unsigned long, nr_addexist); |
| 100 | extern DECLARE_URCU_TLS(unsigned long, nr_del); |
| 101 | extern DECLARE_URCU_TLS(unsigned long, nr_delnoent); |
| 102 | extern DECLARE_URCU_TLS(unsigned long, lookup_fail); |
| 103 | extern DECLARE_URCU_TLS(unsigned long, lookup_ok); |
| 104 | |
| 105 | extern struct cds_ja *test_ja; |
| 106 | |
| 107 | struct ja_test_node { |
| 108 | struct cds_ja_node node; |
| 109 | uint64_t key; /* for testing */ |
| 110 | }; |
| 111 | |
| 112 | static inline struct ja_test_node * |
| 113 | to_test_node(struct cds_ja_node *node) |
| 114 | { |
| 115 | return caa_container_of(node, struct ja_test_node, node); |
| 116 | } |
| 117 | |
| 118 | static inline |
| 119 | void ja_test_node_init(struct ja_test_node *node, uint64_t key) |
| 120 | { |
| 121 | cds_ja_node_init(&node->node); |
| 122 | node->key = key; |
| 123 | } |
| 124 | |
| 125 | extern volatile int test_go, test_stop; |
| 126 | |
| 127 | extern unsigned long wdelay; |
| 128 | |
| 129 | extern unsigned long duration; |
| 130 | |
| 131 | /* read-side C.S. duration, in loops */ |
| 132 | extern unsigned long rduration; |
| 133 | |
| 134 | extern unsigned long init_populate; |
| 135 | extern int add_only; |
| 136 | |
| 137 | extern unsigned long init_pool_offset, lookup_pool_offset, write_pool_offset; |
| 138 | extern unsigned long init_pool_size, |
| 139 | lookup_pool_size, |
| 140 | write_pool_size; |
| 141 | extern int validate_lookup; |
| 142 | |
| 143 | extern int count_pipe[2]; |
| 144 | |
| 145 | static inline void loop_sleep(unsigned long l) |
| 146 | { |
| 147 | while(l-- != 0) |
| 148 | caa_cpu_relax(); |
| 149 | } |
| 150 | |
| 151 | extern int verbose_mode; |
| 152 | |
| 153 | #define printf_verbose(fmt, args...) \ |
| 154 | do { \ |
| 155 | if (verbose_mode) \ |
| 156 | printf(fmt, ## args); \ |
| 157 | } while (0) |
| 158 | |
| 159 | extern unsigned int cpu_affinities[NR_CPUS]; |
| 160 | extern unsigned int next_aff; |
| 161 | extern int use_affinity; |
| 162 | |
| 163 | extern pthread_mutex_t affinity_mutex; |
| 164 | |
| 165 | #ifndef HAVE_CPU_SET_T |
| 166 | typedef unsigned long cpu_set_t; |
| 167 | # define CPU_ZERO(cpuset) do { *(cpuset) = 0; } while(0) |
| 168 | # define CPU_SET(cpu, cpuset) do { *(cpuset) |= (1UL << (cpu)); } while(0) |
| 169 | #endif |
| 170 | |
| 171 | void set_affinity(void); |
| 172 | |
| 173 | /* |
| 174 | * returns 0 if test should end. |
| 175 | */ |
| 176 | static inline int test_duration_write(void) |
| 177 | { |
| 178 | return !test_stop; |
| 179 | } |
| 180 | |
| 181 | static inline int test_duration_read(void) |
| 182 | { |
| 183 | return !test_stop; |
| 184 | } |
| 185 | |
| 186 | extern DECLARE_URCU_TLS(unsigned long long, nr_writes); |
| 187 | extern DECLARE_URCU_TLS(unsigned long long, nr_reads); |
| 188 | |
| 189 | extern unsigned int nr_readers; |
| 190 | extern unsigned int nr_writers; |
| 191 | |
| 192 | void rcu_copy_mutex_lock(void); |
| 193 | void rcu_copy_mutex_unlock(void); |
| 194 | |
| 195 | #endif /* _TEST_URCU_JA_H */ |